Skateboard



FIG. 1 is a bottom perspective view of the skateboard showing the new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a right elevation view thereof;

FIG. 6 is a left elevation view thereof; and,

FIG. 7 is a top plan view thereof. 

CLAIM The ornamental design for a skateboard, as shown and described. 